JPS6141942U

JPS6141942U - Shock absorber

Info

Publication number: JPS6141942U
Application number: JP1984127237U
Authority: JP
Inventors: 雄一黒木; 武三浦
Original assignee: エヌオーケー株式会社
Priority date: 1984-08-22
Filing date: 1984-08-22
Publication date: 1986-03-18

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図乃至第２図は従来技術によるショックアブソーバ
の一例を示す断面図、第３図は本考案の第１の実斜例を
示す半断面図、第４図は本考案の第２の実施例を示す半
断面図、第５図は本考案の第３の実施例を示す半断面図
、第６図は第４図のオイルシールの他の実施例を示す半
断面図である。１・・・・・・オイルシリンダ、２・・・・・・ガスチ
ューブ、３・・・・・・ガス室、４・・・・・・ロッド
、５・・・・・・ベアリング、６・・・・・・オイル室
、９・・・・・・パッキン力バー、１０・・・・・・オ
イルシール、１１・・・・・・チェックバルブ、１２・
・・・・・チェックバルブリップ、１３・・・・・・パ
ッキン押え、１５・・・・・・円錐形状周面、１６・・
曲内方空室、１７・・・・・・外方空室、１８・・・・
・・コイルスプリング、１９・・・・・・連通孔、２１
・・間支持用円筒部、２３・・・・・・取付固定部、２
４・・・・・・径方向部、２５・・曲主リップ部、２７
・・・・・・円筒部、２８・・曲内向フランジ部、３１
・・・・・・第１の連通溝、３２・・・・・・第２の連
通溝、３３・・・・・・ばね状部材、３４・・・・・・
スペーサ、３５・・・・・・ロツド外郡部、３６・・曲
金属補強環。1 and 2 are cross-sectional views showing an example of a shock absorber according to the prior art, FIG. 3 is a half-sectional view showing a first practical example of the present invention, and FIG. 4 is a second embodiment of the present invention. FIG. 5 is a half-sectional view showing a third embodiment of the present invention, and FIG. 6 is a half-sectional view showing another embodiment of the oil seal of FIG. 4. 1...Oil cylinder, 2...Gas tube, 3...Gas chamber, 4...Rod, 5...Bearing, 6... ... Oil chamber, 9 ... Packing force bar, 10 ... Oil seal, 11 ... Check valve, 12.
... Check valve lip, 13 ... Packing holder, 15 ... Cone-shaped peripheral surface, 16 ...
Inner vacant room, 17... Outer vacant room, 18...
...Coil spring, 19...Communication hole, 21
...Cylindrical part for supporting between, 23...Mounting fixing part, 2
4... Radial direction part, 25... Curved main lip part, 27
...Cylindrical part, 28...Inward flange part, 31
...First communication groove, 32...Second communication groove, 33...Spring-like member, 34...
Spacer, 35... Rod outer section, 36... Bent metal reinforcing ring.

Claims

[Scope of utility model registration request]

A cylinder 1 and a gas tube 2 that are concentrically connected to each other to form a gas chamber 3 in the middle, a piston and a rod 4 that are connected to each other and reciprocate within the oil cylinder 1, and the oil fixed to the end of cylinder 1,
A bearing 5 that cooperates with the oil cylinder 1 and the rod 4 to form an oil chamber 6 and slidably supports the rod 4, a mounting fixing part 23, and a radial part extending inward from the mounting fixing part 23. 24, has an oil seal 10 consisting of a main lip part 25 attached to the inner end of the radial part 24 and a check valve lip 12 extending obliquely inward from the end of the mounting fixing part 23, Seal 10
However, the mounting fixing part 23 is held at the end of the gas tube 2, and the radial part 24 is connected to the end face of the supporting cylindrical part 21 extending in the axial direction from the bearing 5, and the gas tube 2. is held between the inward flange portions 28 of the main lip portion 25 to bring the main lip portion 25 into elastic contact with the circumferential surface of the rond 4, and the check valve lip 12 is
The shock absorber is brought into elastic contact with the circumferential surface of the supporting cylindrical portion 21 of the bearing 5, and is characterized in that a spring-like member 33 is provided for pressing the check valve lip 12 against the supporting cylindrical portion 21. shock absorber.